67763-96-6 FOXP3 FOXP3 protein, human Forkhead Transcription Factors Insulin-Like Growth Factor I Journal Article RNA, Messenger Receptors, Interleukin-2 Regulatory T cells (Treg) Research Support, Non-U.S. Gov't STAT5 STAT5 Transcription Factor STAT5A protein, human STAT5B protein, human T cell development T cell receptor excision circles TREC Treg Tumor Suppressor Proteins bcl-X Protein forkhead box P3 regulatory T cell